Answer
See below
Work Step by Step
a) Use the model $S=km^{2/3}$ for a bat:
$S=km^{2/3}=57.5(32)^{2/3}\approx579.56$
b) Use the model $S=km^{2/3}$ for a human:
$S=km^{2/3}=1(59000)^{2/3}\approx 16670.96$
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